ONORM EN 13757-4 : 2014
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
COMMUNICATION SYSTEMS FOR METERS AND REMOTE READING OF METERS - PART 4: WIRELESS METER READOUT (RADIO METER READING FOR OPERATION IN SRD BANDS)
01-09-2019
12-01-2013
Diese Norm legt die Anforderungen an die Parameter der physikalischen Schicht und der Verbindungsschicht für Systeme fest, die zur Fernablesung von Zählern über Funk dienen. Das Hauptaugenmerk liegt hierbei auf der Verwendung von Funkanlagen mit geringer Reihweite (SRD) (en: Short Range Devices) im freien Frquenzband von 868 MHz bis 870 MHz. Diese Norm umfasst Systeme für eine Vorbeigeh-, Vorbeifahr- und feste Installation. Sie kann weitgehend für unterschiedliche Anwendungsschichten angewendet werden.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.